题目

20 世纪 70 年代末，科学家在东太平洋的加拉帕戈斯群岛附近发现了几处深海热泉；在这些深海热泉里生活着众多的生物，包括管栖蠕虫、蛤类和细菌等。深海热泉是一个高温（热泉喷口附近温度可达 300℃以上）、高压、缺氧、偏酸和无光的环境。根据资料分析，下列说法正确的是A.深海热泉的所有细菌构成了一个种群，一处深海热泉可看做一个生态系统B.深海热泉中的生物体内蛋白质稳定性很高，不会发生变性C.深海热泉中可能没有蓝藻存在，该环境Say Yes to ReadingWrite a one-page report titled “The Best Book I Read This Year” and enter it in the Boy’s Life 2012 “Say Yes to Reading!” contest.The book can be fiction or nonfiction. But the report has to be in your own words— 500 words tops. Enter in one of these three age categories(类别)：● 8 years old and younger● 9 and 10 years old● 11 years old and olderFirst-place winners in each age category will receive a $100 gift certificate(礼券) good for any product in the Boy Scouts official retail catalog(零售目录). Second-place winners will receive a $75 gift certificate and third-place winners a $50 gift certificate.Everyone who enters will get a free patch(眼罩). In coming years, you’ll have the chance to earn different patches.The contest is open to all Boys’ Life readers. Be sure to include your name, address, age and grade in school on the entry. Send your report to:Boys’ Life Reading ContestS306P.O. Box 152079Irving, TX 75015-2079Entries(参赛作品) must be postmarked by Dec. 31, 2012 and must include entry information and a self-addressed, stamped envelope.Winners of the 2011 reading contest will be announced in the July 2012 issue of Boys’ Life magazine.And the 2010 first-place winners are:8 YEARS OLD AND YOUNGERTyler Bergmann chose “Can You Keep a Secret?” by PJ Petersen as his favorite book. “It talks about honesty and the importance of being trust-worthy, which really matter between friends,” Tyler writes.9 AND 10 YREARS OLDNathaniel Griffis read “The 39 Clues: The Maze of Bones” by Rick Riordan. Writes Nathaniel: “As I read, I learned about places I have never been and things I have only imagined.”11 YEARS OLD AND OLDERDevin MacGoy, 12 chose “The Red Badge of Courage” by Stephen Grane. “A reader can take away many lessons,” Devin writes.小题1:The purpose of the passage is to ________.A．persuade kids to enter a contestB．ask kids to read more booksC．encourage kids to buy Boys’ LifeD．advertise some children’s books小题2:According to the passage, _________.A．each first-place winner will get $100B．the report should have 500 at leastC．whoever enters will get a patch for freeD．one can copy some words from the book小题3: Who learns something about friendship from reading a book?A．Tyler BergmannB．Nathaniel GriffisC．Devin MacGoyD．PJ Petersen小题4: After Nathaniel Griffis read “The 39 Clues: The Maze of Bones”, he might be ________.A．puzzledB．worriedC．boredD．excited